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Cytoskeleton: Structure and Function

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Questions and Answers

What is the function of the cytoskeleton?

Facilitates cellular respiration and ATP production

Aids in protein synthesis and secretion

Provides structural support, facilitates cell movement, and helps in various cellular processes (correct)

Stores genetic information and regulates gene expression

What is the diameter of microtubules?

10µm

50nm

5µm

25nm (correct)

Who proposed the concept of the cytoskeleton?

Antonie van Leeuwenhoek

Rudolf Virchow

Theodor Schwann

Nikolai K. Koltsov (correct)

What is the role of microtubules during mitosis?

Help chromosomes to separate by forming spindles Signup and view all the answers

What are microtubules made up of?

Tubulin protein Signup and view all the answers

What are the three main components of the cytoskeleton?

Microfilaments, intermediate filaments, and microtubules Signup and view all the answers

What is the primary function of the cytoskeleton?

To give the cell its shape and mechanical resistance to deformation Signup and view all the answers

In addition to giving the cell its shape, what other function can the cytoskeleton perform?

Contract and deform the cell Signup and view all the answers

What is an example of a specialized structure that can be formed by the cytoskeleton?

Flagella Signup and view all the answers

What is the role of the cytoskeleton in intracellular transport?

Movement of vesicles and organelles within the cell Signup and view all the answers